Clasificación de las 30 principales empresas de estructuras de acero de China en 2011:
1 Shandong Laigang Construction Co., Ltd.
2 Yangtze Precision Steel Structure (Group) Co., Ltd.
3Zhejiang Hangxiao Steel Structure Co., Ltd.
4Jiangsu Tiangang Structural Engineering Group Co., Ltd.
5Panyu Guangsha New Building Materials Co., Ltd.
6Jiangsu Changhong Steel Structure Engineering Co., Ltd.
7Hangzhou Dadi Grid Manufacturing Co., Ltd.
8Shanghai Meijian Steel Structure Co., Ltd .
9Dongguan Zhong Sai Steel Structure Engineering Co., Ltd.
10 Shanghai COSCO Kawasaki Heavy Industries Steel Structure Co., Ltd.
11 Nelson Plant Welding (Tianjin) Co., Ltd.
12 Shanghai Jinma High Strength Tightening Co., Ltd. Solid Co., Ltd.
13 China Construction First Bureau Steel Structure Engineering Co., Ltd.
14 Anhui Fuhuang Steel Structure Co., Ltd.
15 Shandong Jingdian Construction Engineering Co., Ltd. Compañía
16 Xiamen Minchuan Steel Structure Engineering Co., Ltd.
17 Zhejiang Jinggong Steel Structure Co., Ltd.
18 Yunnan Huabang Steel Structure Engineering Co., Ltd.
19 Shandong Wanstar Group Co., Ltd.
20 Hunan Jinhai Steel Structure Engineering Co., Ltd.
21 Wenzhou Chengneng Steel Structure Engineering Co., Ltd.
22 China Xinxing Construction and Development Corporation Compañía de ingeniería de estructuras de acero
23 Tianjin Wanlicheng Industrial Development Co., Ltd.
24 Shanghai Lingtao Steel Structure Co., Ltd.
25 Hebei Jin Huan Steel Structure Engineering Co., Ltd.
26 Mattelik (Qingdao) Building Systems Co., Ltd.
27 Tianjin Wanlit Construction Steel Products Co., Ltd.
28 Shandong Zhongtong Steel Structure Co., Ltd.
29 Henan Tianfeng Group
30 Shanghai General Metal Structure Engineering Co., Ltd.